powerpc: gamecube: device tree

Add a device tree source file for the Nintendo GameCube video game console.

Signed-off-by: Albert Herranz <albert_herranz@yahoo.es>
Acked-by: Segher Boessenkool <segher@kernel.crashing.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

1 files changed, 114 insertions, 0 deletions

diff --git a/arch/powerpc/boot/dts/gamecube.dts b/arch/powerpc/boot/dts/gamecube.dts
new file mode 100644
index 000000000000..ef3be0e58b02
--- /dev/null
+++ b/arch/powerpc/boot/dts/gamecube.dts
@@ -0,0 +1,114 @@
+/*
+ * arch/powerpc/boot/dts/gamecube.dts
+ *
+ * Nintendo GameCube platform device tree source
+ * Copyright (C) 2007-2009 The GameCube Linux Team
+ * Copyright (C) 2007,2008,2009 Albert Herranz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ */
+
+/dts-v1/;
+
+/ {
+        model = "nintendo,gamecube";
+        compatible = "nintendo,gamecube";
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        chosen {
+                bootargs = "root=/dev/gcnsda2 rootwait udbg-immortal";
+        };
+
+        memory {
+                device_type = "memory";
+                reg = <0x00000000 0x01800000>;
+        };
+
+        cpus {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                PowerPC,gekko@0 {
+                        device_type = "cpu";
+                        reg = <0>;
+                        clock-frequency = <486000000>; /* 486MHz */
+                        bus-frequency = <162000000>; /* 162MHz core-to-bus 3x */
+                        timebase-frequency = <40500000>; /* 162MHz / 4 */
+                        i-cache-line-size = <32>;
+                        d-cache-line-size = <32>;
+                        i-cache-size = <32768>;
+                        d-cache-size = <32768>;
+                };
+        };
+
+        /* devices contained int the flipper chipset */
+        flipper {
+                #address-cells = <1>;
+                #size-cells = <1>;
+                compatible = "nintendo,flipper";
+                ranges = <0x0c000000 0x0c000000 0x00010000>;
+                interrupt-parent = <&PIC>;
+
+                video@0c002000 {
+                        compatible = "nintendo,flipper-vi";
+                        reg = <0x0c002000 0x100>;
+                        interrupts = <8>;
+                };
+
+                processor-interface@0c003000 {
+                        compatible = "nintendo,flipper-pi";
+                        reg = <0x0c003000 0x100>;
+
+                        PIC: pic {
+                                #interrupt-cells = <1>;
+                                compatible = "nintendo,flipper-pic";
+                                interrupt-controller;
+                        };
+                };
+
+                dsp@0c005000 {
+                        #address-cells = <1>;
+                        #size-cells = <1>;
+                        compatible = "nintendo,flipper-dsp";
+                        reg = <0x0c005000 0x200>;
+                        interrupts = <6>;
+
+                        memory@0 {
+                                compatible = "nintendo,flipper-aram";
+                                reg = <0 0x1000000>;    /* 16MB */
+                        };
+                };
+
+                disk@0c006000 {
+                        compatible = "nintendo,flipper-di";
+                        reg = <0x0c006000 0x40>;
+                        interrupts = <2>;
+                };
+
+                audio@0c006c00 {
+                        compatible = "nintendo,flipper-ai";
+                        reg = <0x0c006c00 0x20>;
+                        interrupts = <6>;
+                };
+
+                gamepad-controller@0c006400 {
+                        compatible = "nintendo,flipper-si";
+                        reg = <0x0c006400 0x100>;
+                        interrupts = <3>;
+                };
+
+                /* External Interface bus */
+                exi@0c006800 {
+                        compatible = "nintendo,flipper-exi";
+                        reg = <0x0c006800 0x40>;
+                        virtual-reg = <0x0c006800>;
+                        interrupts = <4>;
+                };
+        };
+};
+